Add import_hook hack to work around basicsr incompatibility

Fixes #13985

1 files changed, 11 insertions, 0 deletions

diff --git a/modules/import_hook.py b/modules/import_hook.py
index 28c67dfa..eba9a372 100644
--- a/modules/import_hook.py
+++ b/modules/import_hook.py
@@ -3,3 +3,14 @@ import sys
 # this will break any attempt to import xformers which will prevent stability diffusion repo from trying to use it
 if "--xformers" not in "".join(sys.argv):
     sys.modules["xformers"] = None
+
+# Hack to fix a changed import in torchvision 0.17+, which otherwise breaks
+# basicsr; see https://github.com/AUTOMATIC1111/stable-diffusion-webui/issues/13985
+try:
+    import torchvision.transforms.functional_tensor  # noqa: F401
+except ImportError:
+    try:
+        import torchvision.transforms.functional as functional
+        sys.modules["torchvision.transforms.functional_tensor"] = functional
+    except ImportError:
+        pass  # shrug...